`sourcecode.academy`

DNSSEC	⚠️ Not signed
A	147.79.101.20^{🇺🇸 IIHOS001147.79.96.0/21 HOSTINGER FR}
		PTR	`srv1673123.hstgr.cloud`
NS	`ns1.digitalocean.com` ⭐
		A	2606:4700:52::ac40:34d2^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com`
		A	2606:4700:5a::ac40:3515^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com`
		A	2606:4700:52::ac40:31d1^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
TXT	`google-site-verification=b0AhBW1dwR4fIjeiohphvfCALweA0jiXnS2AOM7Z2_4`
TXT	`google-site-verification=VjT4t69486hAZHDfLuC-8JJ005O7jSZtAWOLP0pZ5Wc`
TXT	`google-site-verification=welLmPR0C41GmdBZgmeB3MA06Lmf1HG475Dzo9qeW2c`
SOA	`ns1.digitalocean.com`hostmaster@sourcecode.academy serial=0

`academy`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.academy` ⭐
	NS	`v0n1.nic.academy`
	NS	`v0n2.nic.academy`
	NS	`v0n3.nic.academy`
	NS	`v2n0.nic.academy`
	NS	`v2n1.nic.academy`
	SOA	`v0n0.nic.academy`hostmaster@donuts.email serial=1783207851

Subdomains

learning.sourcecode.academy

Same first word

Similar names

DNS History

6 records (5 active, 1 former)

●NSns1.digitalocean.com2026-02-23 → 2026-07-04 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-04 23:51:36

●NSns2.digitalocean.com2026-02-23 → 2026-07-04 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-04 23:51:36

●NSns3.digitalocean.com2026-02-23 → 2026-07-04 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-04 23:51:36

●MXsmtp.google.com2026-02-23 → 2026-07-04 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-04 23:51:36

○A139.59.85.422026-02-23 → 2026-04-24 · 4 obs

● 2026-02-23 21:37:54
● 2026-04-24 01:40:46
○ 2026-06-08 10:50:08
○ 2026-07-04 23:51:36

●A147.79.101.202026-06-08 → 2026-07-04 · 3 obs

○ 2026-04-24 01:40:46
● 2026-06-08 10:50:08
● 2026-07-04 23:51:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
academy	v0n3.nic.academy, v0n0.nic.academy, v2n1.nic.academy, v0n1.nic.academy...	12 records
sourcecode.academy	ns3.digitalocean.com, ns1.digitalocean.com, ns2.digitalocean.com	-

✅ Authoritative Response

Server:172.64.49.209

NS records: ns3.digitalocean.com, ns1.digitalocean.com, ns2.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sourcecode.academy (unsigned zone)

⏱️ Timing

Total: 437ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`147.79.101.20`
NS	3	`ns2.digitalocean.com, ns1.digitalocean.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	3	`google-site-verification=b0AhBW1dwR4fIje, google-site-verification=welLmPR0C41GmdB...`
SOA	1	`ns1.digitalocean.com hostmaster.sourceco`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.academy, v2n0.nic.academy, v0n3.nic.academy...)

Analysis

Hierarchy

learning.sourcecode.academy is a subdomain of sourcecode.academy.

IP Addresses

sourcecode.academy directs to one IP number, which is 147.79.101.20.

learning.sourcecode.academy, for instance, is one of the other host names sharing IP numbers with sourcecode.academy.

Name Servers

The authoritative name servers for sourcecode.academy are ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com — three in total.

The name servers of sourcecode.academy overlap at least partially with those of other domains — among them dssport.es, chinaautoreview.com, datapolicy.co and two more.

ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com all resolve to exactly two IP numbers apiece: ns1.digitalocean.com → 172.64.52.210 and 2606:4700:52::ac40:34d2; ns2.digitalocean.com → 172.64.53.21 and 2606:4700:5a::ac40:3515; ns3.digitalocean.com → 172.64.49.209 and 2606:4700:52::ac40:31d1.

Mail Servers

sourcecode.academy routes its mail through a single mail server, smtp.google.com.

sourcecode.academy has the same mail server arrangement as a number of other domains, for example acsilsenegal.org, johntoledo.com, yvonn.nl and two more.

sourcecode.academy shares at least some of its mail servers with other domains — for example appoyo.com.au, yuljin.com, kelleryoga.com and two more.

smtp.google.com directs to 9 IP numbers, including 142.250.31.26, 142.250.31.27 and 142.251.179.26, along with 6 other.

sourcecode.academy - robtex.com